Rheem Prestige High-Efficiency Outdoor 199K BTU Natural Gas

Product Info Rheem Prestige High-Efficiency Outdoor Rheem Prestige® Condensing Gas Tankless Water Heater. The Rheem RTGH-95XL Prestige® series of tankless water heaters will support 3-4 major hot water functions in a warm climate. This unit uses condensing technology that allows it to be the most efficient whole home tankless water heating solution at .93 UEF (Energy Factor). . It can also be converted for commercial use up to 185F with the simple addition of a  The RTGH-95XL units are OUTDOOR units, and should only be used in warm or hot weather climates where freezing temperatures are extremely rare or do not occur.  This unit does have a freeze protection feature for temperatures as low as -30°, but it is designed to protect the heater from freezing for only relatively short periods of time, and cannot be relied on for extended protection through the winter months. FEATURES Combination Copper/Stainless Steel Condensing Heat Exchanger Residential & Commercial Application